65838820

素因数分解:

$2^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{2741}}^1$

素因数の和:3951

約数の個数: 24

約数和(自身を含む): 138427128

約数和(自身を除く): 72588308

約数列:

[1, 2, 4, 5, 10, 20, 1201, 2402, 2741, 4804, 5482, 6005, 10964, 12010, 13705, 24020, 27410, 54820, 3291941, 6583882, 13167764, 16459705, 32919410, 65838820]

約数ペア:

[(1, 65838820), (2, 32919410), (4, 16459705), (5, 13167764), (10, 6583882), (20, 3291941), (1201, 54820), (2402, 27410), (2741, 24020), (4804, 13705), (5482, 12010), (6005, 10964)]